Printers and methods for identifying a source of a problem therein

ABSTRACT

A printer is provided. The printer has a printer body enclosing an interior, a screen, a camera, and a processor communicatively coupled to the camera. The screen overlies an exterior of at least a portion of the printer body. The camera is disposed within the interior and is configured to capture an image hereof. The processor is configured, by an analytical diagnostic software program, to display the captured image on the screen, thereby simulating a see-through view into the interior. Methods are also provided for identifying a source of a problem in the printer.

FIELD OF THE INVENTION

The present invention relates to printers and more particularly to methods for identifying a source of a problem therein.

BACKGROUND

Generally speaking, when a printer experiences a problem, the source and severity of the problem can be difficult to identify. While an error message may be sent to a user, the error message may lack sufficient detail, there can be multiple reasons for the problem, the source of the problem cannot be identified or is misidentified, and/or the error message may not correspond to the root source of the problem. The user may have to open the printer and spend time and energy trying to identify the source of the problem. Opening the printer may not even be possible in some installations where the printer is locked closed to prevent tampering and/or where the user is remote. The problem can be an error or a near error. A near error is a problem that requires attention so that it does not develop into an error.

A printer may also provide an alert to the user about the near-error therein. For example, the printer may have a thermal print head that needs cleaning, a ribbon roll and/or media roll nearing depletion, etc. Unfortunately, the source of the near-error may not be easily identified by the user and/or the source of the error may be misidentified.

As a result, the user may experience frustration and stress in identifying the source of the problem and/or a near-error alert may be missed, causing frustration and stress as well as possibly increasing printer downtime.

Therefore, a need exists for printers and methods for correctly identifying a source of a problem therein.

SUMMARY

A printer is provided, in accordance with various embodiments of the present invention. The printer has a printer body enclosing an interior, a screen, a camera, and a processor communicatively coupled to the camera. The screen overlies an exterior of at least a portion of the printer body. The camera is disposed within the interior and is configured to capture an image hereof. The processor is configured, by an analytical diagnostic software program, to display the captured image on the screen, thereby simulating a see-through view into the interior.

A method is provided for identifying a source of a printer problem, in accordance with various embodiments of the present invention. The method comprises displaying a captured image on a screen overlying an exterior of at least a portion of the printer body and visually highlighting at least a portion of the captured image on the screen. The captured image comprises an image of the interior of the printer such that the captured image, when displayed, simulates a see-through view into the interior of the printer. The visually highlighted portion displays the source of the problem in the printer.

A method is provided for identifying a source of a printer problem, in accordance with various embodiments of the present invention. The method comprises displaying a first captured image on a screen overlying an exterior of at least a portion of the printer body and displaying a second captured image on the screen. The first captured image comprises a first level view of at least a portion of an interior of the printer. The portion comprises the source of the printer problem. The second captured image is displayed if a root source of the printer problem cannot be identified from the first captured image. The second captured image comprises a second level view of at least the portion of the interior of the printer.

The foregoing illustrative summary, as well as other exemplary objectives and/or advantages of the present invention, and the manner in which the same are accomplished, are further explained within the following detailed description and its accompanying drawings.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 graphically illustrates a portion of an exemplary printer that may be used in methods for identifying a source of a problem in the printer according to various embodiments, a cover of the printer removed (i.e., an open printer) to illustrate an interior of the printer with an exemplary ribbon path B of an ink ribbon and a media path C of the print media and different exemplary modules AA-CC within the printer interior, according to various embodiments of the present invention;

FIG. 2 schematically depicts an exemplary pair of cameras within the interior of the printer and their respective field of view for capturing an image (a “captured image”) for display on a screen overlying an exterior of at least a portion of the printer body, creating a simulated see-through view into the interior of the printer, according to various embodiments of the present invention;

FIG. 3A depicts the printer of FIG. 1 in a normal ready-to-print state, with an exemplary captured image on the screen overlying the exterior of at least the portion of the printer body, creating the simulated see-through view into the interior of the printer, according to various embodiments of the present invention;

FIG. 3B depicts the printer of 3A with a portion of the captured image of FIG. 3A visually highlighted and displaying the source of a near-error in the printer, the exemplary depicted near-error comprising a nearly-depleted media roll, according to various embodiments of the present invention;

FIG. 4A is identical to FIG. 3A and depicts the printer of FIG. 1 in a normal ready-to-print state, with the captured image on the screen overlying the exterior of at least a portion of the body of the printer, according to various embodiments of the present invention;

FIG. 4B depicts a visually highlighted portion of the captured image on the screen of FIG. 4A, the visually highlighted portion displaying the source of an error in the printer, the exemplary depicted error comprising a ribbon-loading error and the source comprising a ribbon module (AA in FIG. 1) in the printer, the visually highlighted portion including an exemplary function button indicating the availability of at least one second level view of the source and in response to being touched, for displaying the second level view, according to various embodiments of the present invention;

FIG. 4C depicts the printer of FIG. 4B with the captured image comprising the first level view displayed on the screen with the visually highlighted portion comprising a captured image comprising the second level view of the source also displayed on the screen, the exemplary second level view of the ribbon module (the source) displaying a broken gear thereof as the source of the ribbon loading error, according to various embodiments of the present invention; and

FIG. 5 is a flow diagram of a method for identifying a source of a problem in a printer, according to various embodiments of the present invention.

DETAILED DESCRIPTION

Various embodiments are directed to printers and more particularly to methods for identifying a source of a problem in a printer. Various embodiments provide recognizable error and near-error alerts and permit easier and faster troubleshooting of the error and near-error. Various embodiments reduce user frustration and stress and reduce printer downtime. Various embodiments also allow the user to easily see and verify the error or near-error even though the actual source of the problem is inside the printer and is not visible without opening the printer and spending time and energy troubleshooting the problem. Various embodiments also provide an indication as to the severity of the problem, i.e., whether it is an error or a near-error. Various embodiments also provide various levels of visibility, significantly improving the ability to identify the source/root-source of the error or near-error and also enabling remote identification of the source and remote troubleshooting.

As used herein, the term “printer” refers to a device that prints text, barcodes and other information-bearing indicia, illustrations, etc. onto print media (e.g., labels, tickets, plain paper, receipt paper, plastic transparencies, and the like). Various embodiments of the present invention will be described in relation to a thermal transfer printer that uses an ink ribbon to supply media (e.g., ink) and a thermal print head that thermally transfers a portion of the ink from the ink ribbon onto the print media as the ink ribbon is unwound. However, the present invention may be equally applicable to other types and styles of printers that may benefit from identifying and troubleshooting errors and near-errors in therein.

As used herein, the term “problem” refers to an error in the printer that has caused or will cause printer shutdown or a “near-error” that requires attention but has not developed into an error. The severity of the problem depends upon whether the problem is an error or a near-error. The error is more severe than the near-error. Exemplary errors include, but are not limited to, a ribbon-loading error, a print media-loading error, a thermal print head lifted out of operating position, a depleted ribbon roll, a depleted media roll, a loose cable, a broken or loose connector, etc. Exemplary near-errors include, but are not limited to, a thermal print head needing cleaning, a ribbon roll nearing depletion (herein “a nearly-depleted ribbon roll”), a media roll nearing depletion (herein a “nearly-depleted media roll”), etc. As used herein, a “source” of the error or near-error refers to the general location or place within the printer interior (i.e., within a printer body) from where the error or near-error is originating. As used herein, the “root-source” is the specific location or place within the printer interior from where the error or near-error is originating. In some instances, unless otherwise specified, a “source” may be the same as the “root-source”.

Now referring to FIG. 1, according to various embodiments, an exemplary printer 30 capable of printing on print media 22 is partially shown. The depicted printer 30 has a printer body 32 including a user interface 34 for communication between a user and the printer 30, a processor 33, a print control assembly 36, a power source, and a moveable cover (removed in FIGS. 1 and 2 for purposes of illustration) for accessing, for example, an interior 38 of the printer body 32 (i.e., the interior of the printer) and the components contained therein. The moveable cover forms a portion of the printer body 32. The printer 30 may have other components as known in the art, such as a print slot from which the printed media exits from the printer 30, and a cutting assembly for assisting in the cutting or separation of the printed medium from non-continuous print media.

Still referring to FIG. 1, the user interface 34 may include, but is not limited to, a display 35 for displaying information, a keypad 37 for entering data, and function buttons 39 that may be configured to perform various typical printing functions (e.g., cancel print job, advance print media, and the like) or be programmable for the execution of macros containing preset printing parameters for a particular type of print media. Additionally, the user interface 34 may be operationally/communicatively coupled to the processor (CPU) 33 for controlling the operation of the printer 30, in addition to other functions discussed below in greater detail. The user interface 34 may be supplemented by or replaced by other forms of data entry or printer control such as a separate data entry and control module linked wirelessly or by a data cable operationally coupled to a computer, a router, or the like. The user interface may be other than depicted in FIG. 1 and there may not be a user interface.

As known in the art, the central processing unit (CPU) (i.e., the processor 33) is the electronic circuitry within a computer that carries out the instructions of a computer program (e.g., the analytical diagnostic software program) by performing the basic arithmetic, logical, control and input/output (I/O) operations specified by the instructions as hereinafter described. Sensors in the printer may be used to receive signals representing data that may be analyzed or otherwise used by the analytical diagnostic software program.

According to various embodiments of the present invention, the processor 33 is configured by an analytical diagnostic software program to perform the steps as hereinafter described. In accordance with various embodiments as hereinafter described, the processor 33 is configured, by the analytical diagnostic software program, to detect the error or near-error, display the captured image on the screen, and visually highlight a portion of the captured image, the highlighted portion of the captured image comprising the source of the problem (error or near-error). The processor may be further configured, by the analytical diagnostic software program, to visually highlight the portion of the captured image in a manner indicating the severity (i.e., an error or near-error) of the problem.

Still referring to FIG. 1, according to various embodiments of the present invention, the print control assembly 36 comprises a ribbon module (encircled region AA in FIG. 1), a media module (encircled region BB in FIG. 1), and a thermal print head module (encircled region CC in FIG. 1). The encircled regions of FIG. 1 are generally depicted and do not constitute a representation of the exact boundaries of a particular module. The ribbon module comprises a ribbon supply spindle 40 on which a ribbon roll 16 is configured to be disposed and a ribbon rewind spindle 44 on which unwound ribbon is wound up. The ribbon roll 16 comprises ink ribbon 12 continuously wound up on a ribbon core 14 that may be, for example, a cardboard tube. As used herein, the ink ribbon 12 may be of various types, including different widths, lengths, thicknesses, ink colors, ribbon materials, and so forth. The ribbon roll 16 is configured to rotate in a forward or a backward rotational direction, depending on the winding type.

The media module comprises a media supply spindle 42 on which a media roll 20 is configured to be disposed. The media roll 20 comprises print media 22 wound on a media core 24. As noted previously, the print media 22 may comprise labels, tickets, plain paper, receipt paper, plastic transparencies, and the like. The print media may be continuous or non-continuous. An empty ribbon take 15 may be disposed on the ribbon rewind spindle 44 although the empty ribbon take 15 on the ribbon rewind spindle 44 may not be necessary. The thermal print head module (CC in FIG. 1) comprises a thermal print head 31 as hereinafter described.

To load the printer 30, a ribbon roll leading edge may be pulled forward (arrow A in FIG. 1) along a ribbon path (arrow B in FIG. 1) above a stop sensor 46 of the print control assembly 36 and attached to the ribbon rewind spindle (with, for example, tape on the empty ribbon take 15). The ribbon rewind spindle 44 is rotated until the ribbon overlaps the ribbon leading edge and stretches tight. The media roll 20 is inserted onto the media supply spindle 42 and threaded through the printer along a media path (arrow C in FIG. 1). The printer further comprises one or more motors (not shown) and gear sets (e.g., an image of a gear set 56 is depicted in FIG. 4C) for rotating the ribbon supply spindle 40 and the ribbon roll disposed thereon in a forward or a backward rotational direction (dependent on the ink surface), for rotating the media supply spindle 42 and the media roll disposed thereon in a forward rotational direction, and for rotating the ribbon rewind spindle 44. The stop sensor 46 is communicatively coupled to the processor (CPU) 33. The stop sensor 46 detects the presence of the print media in the printer before the thermal print head 31 and outputs an analog signal 68 to the processor 33 representing the presence or absence of print media in the printer.

The printer 30 further comprises the thermal print head in the thermal print head module (encircled region CC of FIG. 1) along the media path C utilized to thermally transfer a portion of ink from the ink ribbon to print media 22 as the ink ribbon is unwound from the ribbon core along the ribbon path B and the print media is unwound from the media core along the media path C. The printer 30 and print control assembly 36 may have other components or fewer components as known in the art.

Referring now to FIG. 5, according to various embodiments of the present invention, a method 100 for identifying a source of a problem in the printer (such as exemplary printer 30 in FIG. 1) is illustrated. The method 100 for identifying the source of the problem in the printer begins by capturing an image of the interior of the printer body (step 110).

Referring now briefly to FIG. 2, and to FIGS. 3A through 4C, according to various embodiments of the present invention, the printer 30 further comprises one or more cameras 50 (schematically shown in FIG. 2) positioned within the interior 38 of the printer (more particularly, the printer body 32) and a screen 52 (FIGS. 3A through 4C) overlying the exterior of at least a portion of the printer body 32. The one or more cameras that may be used are known to one skilled in the art and will not be described in detail here.

In general, the one or more cameras are each configured to capture an image of the interior 38 of the printer 30 (more particularly, to capture an image of a location or place within the interior of the printer body 32). The image may be a still image or a video image. The one or more cameras 50 may be specially configured to be able to capture images within a dark interior of the printer body and within close range. The one or more cameras may be configured to capture images within the dark interior, whether by illumination or otherwise. The one or more cameras may be positioned within the interior of the printer body such that the collective field of view (54 in FIG. 2) for the one or more cameras is substantially the entire interior of the printer body. Alternatively, each camera may be configured to capture an image of a discrete location (e.g., the ribbon module (AA of FIG. 1)) within the interior 38 of the printer body or an image of a general location within the interior 38 of the printer body.

For example, a first camera may be positioned within the interior of the printer body to capture an image of a first location within the interior of the printer body while a second camera may be positioned to capture an image of an adjacent or spaced-apart second location within the interior of the printer body. The first location may be a forward interior portion of the printer and the second location may be an aft interior portion of the printer. The position of the one or more cameras within the interior of the body may be selected to focus in on known problem areas of the printer, i.e., locations where printer errors and near-errors conventionally occur. These may include, for example, the ribbon module (encircled region AA in FIG. 1), the media module (encircled region BB in FIG. 1), the thermal print head module (encircled region CC in FIG. 1), etc. Of course, problems may occur in other locations within the printer, for example, in an electronic board within the printer body (e.g., a loose cable, a broken or loose connector, etc.).

While two cameras are depicted in FIG. 2, it is to be understood that there may be a fewer or a greater number of cameras positioned within the interior of the printer body. As noted previously, the one or more cameras 50 may each be configured to capture a close-up image of a location or place within the interior of the printer body (i.e., a captured image). The captured image is configured to be displayed on the screen 52 overlying the exterior of at least a portion of the printer body. The one or more cameras may capture the same location, but with different levels of visibility, according to various embodiments.

For example, a display of the captured image may comprise a first level view (FIGS. 3A through 4B) of the location with the same visual as if the cover of the printer were removed (e.g., FIG. 1) or a second level view (FIG. 4C) of the same location, but at a deeper level (more inboard within the interior of the printer body). The captured image may be a composited captured image. The captured image comprising the first level view is referred to hereinafter as captured image 58 a. A visually highlighted portion 60 of the captured image 58 a as hereinafter described may comprise the first level view (FIGS. 3B and 4B). The captured image comprising the second level view, as shown in FIG. 4C, is referred to as captured image 58 b. The captured image 58 a may also be referred to herein as a “first captured image” and captured image 58 b may be referred to herein as “second captured image.” The image comprising the second level view in captured image 58 b may be captured in step 110 at the same time or a different time than captured image 58 a. For example, captured image 58 b may be captured just prior to step 150 as hereinafter described.

Still referring to FIGS. 3A through 4B, and again to FIG. 5, according to various embodiments of the present invention, the method 100 for identifying the source of the problem in the printer comprises an optional step of combining two or more captured images to form the composited captured image (optional step 120). The two or more captured images may be combined to form the captured image for purposes as hereinafter described (the “composited captured image”). The processor may be configured, by the analytical diagnostic software program, to combine the two or more captured images. The composited captured image may include extrapolated portions of the interior of the printer body that are not being captured on camera in the two or more captured images that are combined. The extrapolated portions could be of non-critical locations or places (i.e., those locations not conventionally prone to errors or near-errors) within the interior of the printer body.

Referring again to FIG. 5, according to various embodiments, the method 100 for identifying the source of the problem in the printer continues by displaying the captured image on a screen overlying the exterior of at least a portion of the printer body (step 130). Displaying the captured image on the screen 52 simulates a see-through view into the interior 38 of the printer 30/printer body 32 according to various embodiments of the present invention. When the captured image 58 a (and captured image 58 b) is displayed on the screen 52, it appears as though the user is looking at an open printer with the cover removed, such as shown in FIG. 1. The screen may be opaque but give the appearance of a transparent overlay when the captured image is displayed on the screen. The screen 52 overlying the exterior of at least a portion of the printer body comprises one or more screens. There may be one screen per camera if the field of view for each camera is far apart or for other reasons. There may be a single screen for displaying the captured image, such as a composited captured image.

In accordance with various embodiments of the present invention, the captured image 58 a may be visually highlighted by surrounding the captured image 58 a with an image frame 62 (step 125). The image frame 62 visually highlights the simulated see-through view into the printer interior and permits the user to monitor ink ribbon and print media consumption. In accordance with various embodiments of the present invention, the processor may display the captured image with the image frame (i.e., the processor overlays the image frame over the captured image prior to displaying the captured image) or the processor may visually highlight the captured image by digitally forming the image frame after the captured image is displayed.

In accordance with various embodiments of the present invention, the image frame 62 may itself be visually highlighted to indicate an error state of the printer (step 127). The image frame 62 may be visually highlighted in a manner indicating a no-error state, a near-error state, or an error state of the printer. For example, for the printer of FIG. 3A in the normal, ready to print state (i.e., a no error state), the image frame 62 surrounding the exemplary captured image 58 a (the composited captured image) may be visually highlighted in a manner indicating the no-error state. In FIG. 3A, the image frame is visually highlighted by a selected color (indicated by the stippling of the image frame 62 in FIG. 3A) indicating the no-error state. For example, the image frame in FIG. 3A may be green to indicate a no-error state. In FIG. 3B, the image frame 62 is visually highlighted with a different color (indicated by different stippling of the image frame 62 in FIG. 3B). For example, the image frame 62 of FIG. 3B may be visually highlighted in yellow to indicate a near-error state. Of course, the image frame may be visually highlighted in other colors and/or the image frame may be visually highlighted by using other than color (i.e., other visual highlighting techniques to indicate the error state). The visual highlighting of the image frame 62 may provide a quick indicator of the error state.

Referring again to FIG. 5, according to various embodiments, the method 100 for identifying the source of the problem in the printer continues by visually highlighting at least a portion of the captured image 58 a on the screen (step 140). The visually highlighted portion 60 displays the source (location or place within the interior of the printer) of the problem in the printer. The visually highlighted portion 60 may be further visually highlighted in optional step 145 to indicate the severity of the problem as hereinafter described. If the source of the problem can be identified from the visually highlighted portion 50 (whether the visually highlighted portion is further visually highlighted in step 145, the method stops.

Referring now again and specifically to FIGS. 3A through 3B, according to various embodiments of the present invention, FIG. 3A depicts the printer of FIG. 1 in a normal, ready-to-print state, with an exemplary composited captured image 58 a displayed on a single screen 52 overlying the exterior of a portion (an exemplary side portion) of the printer body 32, creating the simulated see-through view into the interior 38 of the printer. In the normal, ready-to-print state (the no error-state), no problems are identified in the printer. As noted previously, the exemplary composited captured image 58 a is surrounded by the image frame 62. The image frame 62 may be visually highlighted to indicate the no-error state.

In accordance with various embodiments of the present invention, FIG. 3B depicts the printer of FIG. 3A experiencing a near error (a nearly-depleted media roll), with the portion of the (composited) captured image 58 a displayed on the screen 52 visually highlighted to identify the source (i.e., the media module) of the problem in the printer. As noted previously, the visually highlighted portion 60 of the captured image 58 a comprises the first level view of the source of the problem. The portion 60 of the captured image is visually highlighted by a frame 64 that delineates, in the captured image 58 a, the source of the problem.

The highlighted portion 60 of the captured image 58 a in FIG. 3B may include text, for example, “Low Media” to describe the near-error. However, the text is not necessary as the user can identify the nearly-depleted media roll near-error from the highlighted portion 60 of the captured image 58 a. Thus, the user may be provided advance warning that the media roll is nearly depleted. Development of the near error (nearly-depleted media roll) to an error (a depleted media roll) can be substantially avoided if the user replaces the media roll when the near-error is identified.

As noted previously, the visually highlighted portion may be further visually highlighted in optional step 145. For example, the frame 64 may be displayed in a color indicating the severity of the problem. The processor is configured to display the frame in the color indicating the severity of the problem. As noted previously, an error is more severe than a near-error. Thus, for example, the color of the frame 64 may be yellow indicating that the problem is a near-error whereas red may be used to indicate an error. The color of the image frame 62, if present, when the printer is experiencing a problem may be the same as or different from the color of the frame 64 highlighting the portion 60 of the captured image 58 a. Of course, other colors and other visual highlighting techniques may be used to visually highlight the visually highlighted portion 60.

Referring now to FIGS. 4A through 4C, according to various embodiments of the present invention, FIG. 5A depicts, identically to FIG. 4A, the printer of FIG. 1 in a normal, ready-to-print state, with the (composited) captured image 58 a (a first level view) displayed on the screen 52 overlying the side portion of the printer body, creating a simulated see-through view into the interior 38 of the printer. The display of the captured image 58 a may be surrounded by the image frame 62 as previously described (in step 125). As previously noted, the image frame 62 visually highlights the simulated see-through view into the printer interior and permits the user to monitor ink ribbon and print media consumption. As noted previously, the image frame 62 may itself be visually highlighted in step 127. For example, as noted previously, the image frame may be a selected color that indicates the error state of the printer. For example, for the printer of FIG. 4A in the normal, ready to print state (i.e., a no error state), the image frame 62 surrounding the exemplary captured image 58 a (the composited captured image) may be green. Of course, the image frame may be other colors, the image frame may be visually highlighted by using other than color (i.e., other visual highlighting techniques to indicate the error state), and there may be no image frame, according to various embodiments. The visual highlighting provides a quick indicator of the error state.

Now referring specifically to FIG. 4B, in accordance with various embodiments of the present invention, FIG. 4B depicts the printer of FIG. 4A experiencing an error (an exemplary ribbon loading error), with the portion 60 of the captured image 58 a displayed on the screen 52 visually highlighted to identify the source (in this case, the ribbon module) of the problem in the printer. As in FIG. 3B, the portion 60 of the captured image 58 a is visually highlighted in step 140 with the frame 64 that delineates, in the captured image, the source of the problem. As noted previously, the frame may be visually highlighted in step 145 by displaying the frame in a color indicating the severity of the problem. As an error is more severe than a near-error, the color of the frame may be red indicating that the problem is an error, and not a near-error. The color of the frame may be other than red. The color of the image frame 62, if present, when the printer is experiencing a problem may be the same as or different from the color of the frame 64 highlighting the portion 60 of the captured image 58 a. Visual highlighting techniques instead of, or in addition to color, may be used to visually highlight the frame to indicate the severity of the problem. The portion 60 of the captured image 58 a of FIG. 4B comprises a first level view of the source of the problem.

The highlighted portion of FIG. 4B may include text, such as “Ribbon Loading Error”, describing the error. However, such text is not necessary as the user may (or may not) be able to identify the source of the problem from a visual check of the highlighted portion 60 of the captured image 58 a on the screen. For example, a user performing the visual check of the highlighted portion 60 of FIG. 4B can see that there is still ample ink ribbon 12 in the ribbon roll 16 (FIG. 1) and that the ink ribbon is routed correctly. Therefore, the user of the printer depicted in FIG. 4B cannot really identify or triage the source of the printer problem from the highlighted portion 60 of the captured image 58 a. Therefore, as herein described, the user may thereafter request a deeper view (i.e., the second level view) of the ribbon module (AA of FIG. 1).

Still referring to FIG. 4B, according to various embodiments of the present invention, the visually highlighted portion 60 of the displayed captured image 58 a may include a function button 66 indicating the availability of multiple views of the source of the problem, i.e., at least one second level view of the source of the problem (i.e., the ribbon module in the depicted embodiment). The function button 66 may be touched by the user for outputting a signal to the processor 33 (FIG. 1) representing the request for the captured image 58 b comprising the second level view of the source of the problem if the user is unable to identify or triage the problem from the first level view. The function button 66 may be touched for commanding the processor to display the captured image 58 b comprising the deeper second level view of the source of the problem (i.e., the ribbon module in the depicted embodiment). There may be additional or alternative methods for commanding the processor to display the captured image 58 b comprising the deeper second level view of the source of the problem.

Referring again to FIG. 5, according to various embodiments, the method 100 for identifying a source of a problem in a printer comprises receiving the signal representing the request of the user for the captured image 58 b comprising the second level view (step 150). The processor in the printer receives the signal, and in response thereto, displays the captured image 58 b comprising the second level view. There may be more than one available second level view, with each successive second level view capturing the source of the problem deeper into the interior of the printer. The second level view provides a deeper view into the source of the problem relative to the first level view. The second level view may be necessary to identify the root source of the error or near-error in the printer. In various embodiments, the second level view may be unnecessary to identify the source of the problem (e.g., FIG. 3A).

Referring again to FIG. 6, according to various embodiments, the method for identifying a source of the problem in the printer continues by displaying the captured image 58 b comprising the second level view on the screen (step 160). Referring now specifically to FIG. 4C, according to various embodiments of the present invention, FIG. 4C depicts the screen 52 on the printer of FIGS. 4A and 4B displaying the captured image 58 b comprising the second level view overlaid over portion 60 of captured image 58 a. In FIG. 4C, the captured image 58 b is visually highlighted because the frame is maintained to delineate captured image 58 b comprising the second level view from captured image 58 a. In the depicted embodiment, the captured image 58 b comprising the second level view shows an image of the broken gear set 56 of the ribbon module AA (FIG. 1). By requesting the deeper second level view, the user is able to identify the root source of the problem in the printer (in the depicted embodiment, that the broken gear set 56 is causing the ribbon loading error).

While FIG. 4C illustrates the captured image 58 b overlying the portion 60 of the captured image 58 a with the rest of the captured image 58 a displayed to help orient the user, it is to be understood that at least a portion of the captured image 58 a may be replaced with captured image 58 b (i.e., captured image may overlie portion 60 or another portion of captured image 58 a or captured image 58 a itself may be replaced). The captured image 58 b may be displayed in some other manner on screen 52 (e.g., in addition to portion 60). The captured image 58 b may be visually highlighted in a separate step if necessary (i.e., frame 64 is not maintained).

While using the image frame 62 to visually highlight the simulated see-through view into the interior of the printer and the frame 64 to visually highlight the portion 60 of the captured image 58 a and captured image 58 b (if displayed), it is to be understood that the simulated see-through view, the portion 60 of captured image 58 a, and/or captured image 58 b may be visually highlighted in a manner other than using an image frame/frame and the error state/severity of the problem may be indicated by using other than color. In addition, while exemplary colors for the frame and image frame have been described for indicating the error state/severity of the problem, it is to be understood that any color may be used. For example, the error state may be indicated by visually highlighting the image frame 62 and/or the portion 60 of captured image 58 a and/or captured image 58 b may be visually highlighted and the severity of the problem may be indicated using brighter color, hue, tint, brightness, pattern, contrast, animation, intensity, special effects (e.g., flashing, underlining, etc.), or opacity different from the rest of the screen, or using any other visual highlighting technique that would alert the user to the source of the printer problem and/or its severity (error or near-error state). It should be understood that the above-described exemplary techniques for visually highlighting (including providing an indication of the severity of the problem) are exemplary and do not comprise an exhaustive list of techniques that may be employed by processor to provide visual highlighting.

Once the source of the problem has been identified, the user may press the screen anywhere outside of the visually highlighted portion or press the “X” in the upper right hand corner to exit the current view of the highlighted portion. Exiting the current view may return the view of the highlighted portion to the immediately preceding view or to the first level view, whichever is the case.

To supplement the present disclosure, this application incorporates entirely by reference the following commonly assigned patents, patent application publications, and patent applications:

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In the specification and/or figures, typical embodiments of the present invention have been disclosed. The present invention is not limited to such exemplary embodiments. The use of the term “and/or” includes any and all combinations of one or more of the associated listed items. The figures are schematic representations and so are not necessarily drawn to scale. Unless otherwise noted, specific terms have been used in a generic and descriptive sense and not for purposes of limitation. 

The invention claimed is:
 1. A printer having a printer body enclosing an interior, the printer comprising: a screen overlying an exterior of at least a portion of the printer body; a camera disposed within the interior and configured to capture an image of a location within the interior; and a processor communicatively coupled to the camera and configured, by an analytical diagnostic software program, to: display the captured image on the screen, thereby simulating on the screen a see-through view through the exterior of at least the portion of the printer body and into the interior.
 2. The printer according to claim 1, wherein at least a portion of the captured image displays a source of a printer problem, wherein the processor is further configured to visually highlight at least the portion of the captured image displaying the source of the printer problem on the screen.
 3. The printer according to claim 2, wherein the processor visually highlights at least the portion of the captured image on the screen in a manner indicating a severity of the problem.
 4. The printer according to claim 2, wherein the processor visually highlights at least the portion of the captured image on the screen by delineating the portion with a frame and visually highlighting the frame in a selected color indicating the severity of the problem.
 5. The printer according to claim 2, wherein the captured image comprises a first level view of the source of the problem.
 6. The printer according to claim 2, wherein the captured image comprises a first captured image and a second captured image, the first captured image comprising a first level view of the source of the problem and the second captured image comprising a second level view of the source of the problem.
 7. The printer according to claim 6, wherein the display of the first captured image includes a function button indicating the availability of the second captured image.
 8. The printer according to claim 7, wherein the processor displays the second captured image comprising the second level view in response to a user touching the function button.
 9. The printer according to claim 1, wherein the captured image comprises a composited captured image comprising a plurality of captured images, wherein the processor is further configured to combine the plurality of images into the composited captured image comprising a first level view.
 10. A method for identifying a source of a problem in a printer, the method comprising: displaying a captured image on a screen overlying an exterior of at least a portion of the printer body, the captured image comprising an image of a location within an interior of the printer such that the captured image, when displayed, simulates on the screen a see-through view through the exterior of at least the portion of the printer body and into the interior of the printer; and visually highlighting at least a portion of the captured image on the screen, wherein the visually highlighted portion displays the source of the problem in the printer.
 11. The method according to claim 10, wherein the captured image comprises a composited captured image comprising a plurality of images, the method further comprising combining the plurality of images into the composited captured image prior to displaying the captured image.
 12. The method according to claim 10, wherein displaying a captured image comprises displaying the captured image comprising a first level view of the source of the problem.
 13. The method according to claim 10, wherein displaying a captured image comprises displaying the captured image comprising a first captured image and a second captured image, the first captured image comprising a first level view of the source of the problem and the second captured image comprising a second level view of the source of the problem.
 14. The method according to claim 13, wherein the display of the first captured image includes a function button indicating the availability of the second captured image comprising the second level view.
 15. The method according to claim 14, further comprising: receiving a signal indicating that the function button has been touched by a user; and in response to the signal, displaying the second captured image comprising the second level view.
 16. The method according to claim 10, wherein the severity of the problem in the printer is shown by variations in the visual highlighting, the problem comprising an error or a near-error, the error being more severe than the near-error.
 17. The method according to claim 16, wherein the severity of the problem shown by variations in the visual highlighting comprises delineating at least a portion of the captured image on the screen with a frame and displaying the frame in a selected color indicating the severity of the problem.
 18. A method for identifying a source of a printer problem, the method comprising: displaying a first captured image on a screen overlying an exterior of at least a portion of the printer body, the first captured image comprising a first level view of at least a portion of an interior of the printer, the portion comprising the source of the printer problem; and displaying a second captured image on the screen if a root source of the printer problem cannot be identified from the first captured image, the second captured image comprising a second level view of at least the portion of the interior of the printer.
 19. The method according to claim 18, wherein the display of the first captured image comprising the first level view includes a function button indicating the availability of the second captured image comprising the second level view, the method further comprising: receiving a signal indicating that the function button has been touched by the user; and in response to the signal, displaying the second captured image comprising the second level view, wherein displaying the first captured image and the second captured image simulates a see-through view into the interior of the printer.
 20. The method according to claim 18, further comprising visually highlighting at least the portion of the first captured image, the second captured image, or both the portion of the first captured image and the second captured image.
 21. The method according to claim 20, wherein visually highlighting at least the portion of the first image, the second image, or both the portion of the first image and the second image comprises visually highlighting in a manner to indicate a severity of the problem comprising an error or a near-error, the error being more severe than the near-error. 